1 files changed, 57 insertions, 0 deletions
diff --git a/user/rust/0003-Fix-rustdoc-when-cross-compiling-on-musl.patch b/user/rust/0003-Fix-rustdoc-when-cross-compiling-on-musl.patch
new file mode 100644
index 000000000..cfcc2ad83
--- /dev/null
+++ b/user/rust/0003-Fix-rustdoc-when-cross-compiling-on-musl.patch
@@ -0,0 +1,57 @@
+From cb97ef40ec507c7ff20f7c0857b1892a1946a0f3 Mon Sep 17 00:00:00 2001
+From: Samuel Holland <samuel@sholland.org>
+Date: Sat, 2 Dec 2017 17:25:44 -0600
+Subject: [PATCH 03/12] Fix rustdoc when cross-compiling on musl
+
+musl can't handle foreign-architecture libraries in LD_LIBRARY_PATH.
+---
+ src/bootstrap/src/bin/rustdoc.rs | 10 ++++------
+ 1 file changed, 4 insertions(+), 6 deletions(-)
+
+diff --git a/src/bootstrap/src/bin/rustdoc.rs b/src/bootstrap/src/bin/rustdoc.rs
+index dbbce6fe22047..3d3cb241eaab6 100644
+--- a/src/bootstrap/src/bin/rustdoc.rs
++++ b/src/bootstrap/src/bin/rustdoc.rs
+@@ -6,12 +6,13 @@ use std::ffi::OsString;
+ use std::path::PathBuf;
+ use std::process::Command;
+ 
+-use dylib_util::{dylib_path, dylib_path_var};
++use dylib_util::dylib_path_var;
+ 
+ #[path = "../utils/bin_helpers.rs"]
+ mod bin_helpers;
+ 
+ #[path = "../utils/dylib.rs"]
++#[allow(dead_code)]
+ mod dylib_util;
+ 
+ fn main() {
+@@ -28,9 +29,6 @@ fn main() {
+     // is passed (a bit janky...)
+     let target = args.windows(2).find(|w| &*w[0] == "--target").and_then(|w| w[1].to_str());
+ 
+-    let mut dylib_path = dylib_path();
+-    dylib_path.insert(0, PathBuf::from(libdir.clone()));
+-
+     let mut cmd = Command::new(rustdoc);
+ 
+     if target.is_some() {
+@@ -43,7 +41,7 @@ fn main() {
+     }
+ 
+     cmd.args(&args);
+-    cmd.env(dylib_path_var(), env::join_paths(&dylib_path).unwrap());
++    cmd.env(dylib_path_var(), PathBuf::from(libdir.clone()));
+ 
+     // Force all crates compiled by this compiler to (a) be unstable and (b)
+     // allow the `rustc_private` feature to link to other unstable crates
+@@ -68,7 +66,7 @@ fn main() {
+         eprintln!(
+             "rustdoc command: {:?}={:?} {:?}",
+             dylib_path_var(),
+-            env::join_paths(&dylib_path).unwrap(),
++            PathBuf::from(libdir.clone()),
+             cmd,
+         );
+         eprintln!("sysroot: {sysroot:?}");